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Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Discover whether a metal will expand under hot water.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Test whether plants can grow without sunlight and water.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Making your own glass cleaner is easy, effective and inexpensive!